gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp@6474c204b198 (annotated)
gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- |
| michael@0 | 2 | * This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | #include "MacIOSurfaceTextureHostBasic.h" |
| michael@0 | 7 | #include "mozilla/layers/BasicCompositor.h" |
| michael@0 | 8 | #include "mozilla/gfx/MacIOSurface.h" |
| michael@0 | 9 | |
| michael@0 | 10 | namespace mozilla { |
| michael@0 | 11 | namespace layers { |
| michael@0 | 12 | |
| michael@0 | 13 | MacIOSurfaceTextureSourceBasic::MacIOSurfaceTextureSourceBasic( |
| michael@0 | 14 | BasicCompositor* aCompositor, |
| michael@0 | 15 | MacIOSurface* aSurface) |
| michael@0 | 16 | : mCompositor(aCompositor) |
| michael@0 | 17 | , mSurface(aSurface) |
| michael@0 | 18 | {} |
| michael@0 | 19 | |
| michael@0 | 20 | MacIOSurfaceTextureSourceBasic::~MacIOSurfaceTextureSourceBasic() |
| michael@0 | 21 | { |
| michael@0 | 22 | } |
| michael@0 | 23 | |
| michael@0 | 24 | gfx::IntSize |
| michael@0 | 25 | MacIOSurfaceTextureSourceBasic::GetSize() const |
| michael@0 | 26 | { |
| michael@0 | 27 | return gfx::IntSize(mSurface->GetDevicePixelWidth(), |
| michael@0 | 28 | mSurface->GetDevicePixelHeight()); |
| michael@0 | 29 | } |
| michael@0 | 30 | |
| michael@0 | 31 | gfx::SurfaceFormat |
| michael@0 | 32 | MacIOSurfaceTextureSourceBasic::GetFormat() const |
| michael@0 | 33 | { |
| michael@0 | 34 | return mSurface->HasAlpha() ? gfx::SurfaceFormat::R8G8B8A8 : gfx::SurfaceFormat::B8G8R8X8; |
| michael@0 | 35 | } |
| michael@0 | 36 | |
| michael@0 | 37 | MacIOSurfaceTextureHostBasic::MacIOSurfaceTextureHostBasic( |
| michael@0 | 38 | TextureFlags aFlags, |
| michael@0 | 39 | const SurfaceDescriptorMacIOSurface& aDescriptor |
| michael@0 | 40 | ) |
| michael@0 | 41 | : TextureHost(aFlags) |
| michael@0 | 42 | { |
| michael@0 | 43 | mSurface = MacIOSurface::LookupSurface(aDescriptor.surface(), |
| michael@0 | 44 | aDescriptor.scaleFactor(), |
| michael@0 | 45 | aDescriptor.hasAlpha()); |
| michael@0 | 46 | } |
| michael@0 | 47 | |
| michael@0 | 48 | gfx::SourceSurface* |
| michael@0 | 49 | MacIOSurfaceTextureSourceBasic::GetSurface(gfx::DrawTarget* aTarget) |
| michael@0 | 50 | { |
| michael@0 | 51 | if (!mSourceSurface) { |
| michael@0 | 52 | mSourceSurface = mSurface->GetAsSurface(); |
| michael@0 | 53 | } |
| michael@0 | 54 | return mSourceSurface; |
| michael@0 | 55 | } |
| michael@0 | 56 | |
| michael@0 | 57 | void |
| michael@0 | 58 | MacIOSurfaceTextureSourceBasic::SetCompositor(Compositor* aCompositor) |
| michael@0 | 59 | { |
| michael@0 | 60 | mCompositor = static_cast<BasicCompositor*>(aCompositor); |
| michael@0 | 61 | } |
| michael@0 | 62 | |
| michael@0 | 63 | bool |
| michael@0 | 64 | MacIOSurfaceTextureHostBasic::Lock() |
| michael@0 | 65 | { |
| michael@0 | 66 | if (!mCompositor) { |
| michael@0 | 67 | return false; |
| michael@0 | 68 | } |
| michael@0 | 69 | |
| michael@0 | 70 | if (!mTextureSource) { |
| michael@0 | 71 | mTextureSource = new MacIOSurfaceTextureSourceBasic(mCompositor, mSurface); |
| michael@0 | 72 | } |
| michael@0 | 73 | return true; |
| michael@0 | 74 | } |
| michael@0 | 75 | |
| michael@0 | 76 | void |
| michael@0 | 77 | MacIOSurfaceTextureHostBasic::SetCompositor(Compositor* aCompositor) |
| michael@0 | 78 | { |
| michael@0 | 79 | BasicCompositor* compositor = static_cast<BasicCompositor*>(aCompositor); |
| michael@0 | 80 | mCompositor = compositor; |
| michael@0 | 81 | if (mTextureSource) { |
| michael@0 | 82 | mTextureSource->SetCompositor(compositor); |
| michael@0 | 83 | } |
| michael@0 | 84 | } |
| michael@0 | 85 | |
| michael@0 | 86 | gfx::SurfaceFormat |
| michael@0 | 87 | MacIOSurfaceTextureHostBasic::GetFormat() const { |
| michael@0 | 88 | return mSurface->HasAlpha() ? gfx::SurfaceFormat::R8G8B8A8 : gfx::SurfaceFormat::B8G8R8X8; |
| michael@0 | 89 | } |
| michael@0 | 90 | |
| michael@0 | 91 | gfx::IntSize |
| michael@0 | 92 | MacIOSurfaceTextureHostBasic::GetSize() const { |
| michael@0 | 93 | return gfx::IntSize(mSurface->GetDevicePixelWidth(), |
| michael@0 | 94 | mSurface->GetDevicePixelHeight()); |
| michael@0 | 95 | } |
| michael@0 | 96 | |
| michael@0 | 97 | } |
| michael@0 | 98 | } |
